Matrix Opti.Smooth Sensitized Smoothing System – For Previously Treated Hair Product type_Leave-in conditioner or 9%) in a ratio

or 9%) in a ratio of 1:1

Transforms hair after just one use

Leave-in blow dry mousse

5 or 1:2 depending on desired consistency

Fights frizz and adds shine

Matrix Opti.Smooth Sensitized Smoothing System – For Previously Treated Hair Product type_Leave-in conditioner or 9%) in a ratioThe gentlest strength, for hair that has already been through something. Opti. Smooth Sensitized is the mildest of the three Matrix in salon smoothing strengths, formulated for hair that has already been chemically processed coloured, lightened or previously relaxed and cannot take a normal strength service without damage. It smooths the wave pattern while conditioning throughout, at a strength calibrated for a fibre that is already compromised.